diff --git a/src/assets/package/layoutParamsDict.js b/src/assets/package/layoutParamsDict.js
new file mode 100644
index 0000000..61dcd64
--- /dev/null
+++ b/src/assets/package/layoutParamsDict.js
@@ -0,0 +1,116 @@
+//布局算法的参数定义
+export const layoutParamsDict ={
+    'hierarchical':[ //层级布局
+        {'name':'layerSpace','value': 150,'type':'number','label':'层间距'},
+        {'name':'nodeSpace','value': 80,'type':'number','label':'点间距'},
+        {'name':'sortType','value': 'selected','type':'array','label':'排序类型',
+            'types':[
+                {'label':'指定点','value':'selected'},
+                {'label':'度大小','value':'hubsize'},
+                {'label':'连线方向','value':'directed'}
+            ]
+        },
+        {'name':'direction','value': 'UD','type':'array','label':'方向',
+            'types':[
+                {'label':'上下','value':'UD'},
+                {'label':'下上','value':'DU'},
+                {'label':'左右','value':'LR'},
+                {'label':'右左','value':'RL'}
+            ]
+        }
+    ],
+    'grid':[ //网格布局
+        {'name':'layerSpace','value': 120,'type':'number','label':'层间距'},
+        {'name':'nodeSpace','value': 140,'type':'number','label':'点间距'}
+    ],
+    'concentric':[ //同心圆布局
+        {'name':'maxNodeSize','value': 70,'type':'number','label':'节点大小'}
+    ],
+    'fastForce':[ //网络布局
+        {'name':'linkDistance','value': 150,'type':'number','label':'连线长度'},
+        {'name':'charge','value': -450,'type':'number','label':'吸引力'},
+        {'name':'friction','value': 0.85,'type':'decimal','label':'排斥力'},
+        {'name':'linkStrength','value': 0.1,'type':'decimal','label':'连线强度'},
+        {'name':'gravity','value': 0.05,'type':'decimal','label':'中心引力'}
+    ],
+    'simulation':[ //力导向布局
+        {'name':'strength','value': -800,'type':'number','label':'吸引力'},
+        {'name':'linkDistance','value': 150,'type':'number','label':'连线长度'},
+        {'name':'ajustCluster','value': false,'type':'array','label':'类型分组',
+            'types':[
+                {'label':'是','value':true},
+                {'label':'否','value':false}
+            ]
+        }
+    ],
+    'kawakai':[ //最优路径布局
+        {'name':'sizeScale','value': 1.5,'type':'number','label':'缩放比例'}
+    ],
+    'circle':[ //环形布局
+        {'name':'scale','value': 1.2,'type':'number','label':'缩放比例'},
+        {'name':'ordering','value': 'degree','type':'array','label':'排序方式',
+            'types':[
+                {'label':'度大小排序','value':'degree'},
+                {'label':'拓扑排序','value':'topology'}
+            ]
+        }
+    ],
+    'arf':[
+        {'name':'neighberForce','value': 5.0,'type':'number','label':'邻边引力'},
+        {'name':'attraction','value': 0.05,'type':'number','label':'向心力'},
+        {'name':'forceScale','value': 5.0,'type':'number','label':'缩放比例'}
+    ],
+    'tree':[ //树形布局
+        {'name':'layerSpace','value': 150,'type':'number','label':'层间距'},
+        {'name':'nodeSpace','value': 80,'type':'number','label':'点间距'},
+        {'name':'direction','value': 'UD','type':'array','label':'方向',
+            'types':[
+                {'label':'上下','value':'UD'},
+                {'label':'下上','value':'DU'},
+                {'label':'左右','value':'LR'},
+                {'label':'右左','value':'RL'}
+            ]
+        }
+    ],
+    'avoidlap':[ //避免重叠
+        {'name':'maxPadding','value': 5,'type':'number','label':'节点间距'}
+    ],
+    'dagre':[ //流程图布局
+        {'name':'nodesep','value': 10,'type':'number','label':'点间距'},
+        {'name':'ranksep','value': 100,'type':'number','label':'层间距'},
+        {'name':'nodeSize','value': 50,'type':'number','label':'节点大小'},
+        {'name':'rankdir','value': 'TB','type':'array','label':'排列方向',
+            'types':[
+                {'label':'上下','value':'TB'},
+                {'label':'下上','value':'BT'},
+                {'label':'左右','value':'LR'},
+                {'label':'右左','value':'RL'}
+            ]
+        }
+    ]
+};
+
+//获取默认的布局参数
+export const getLayoutDefaultConfig = function(layoutType){
+    let layoutConfig = {};
+    layoutParamsDict[layoutType].forEach(param=>{
+        layoutConfig[param.name] = param.value;
+    });
+    return layoutConfig;
+};
+
+//获取布局参数列表
+export const getLayoutParams = function(layoutType){
+    return layoutParamsDict[layoutType];
+};
+
+//布局算法列表
+export const layoutTypeList = [
+    {label:'快速弹性布局',value:'fastForce',icon:'el-icon-orange'},
+    {label:'力导向布局',value:'simulation',icon:'el-icon-orange'},
+    {label:'最优路径布局',value:'kawakai',icon:'el-icon-cpu'},
+    //{label:'球面引力布局',value:'arf',icon:'el-icon-orange'},
+    {label:'层级布局',value:'hierarchical',icon:'el-icon-share'},
+    {label:'中心圆布局',value:'concentric',icon:'el-icon-bangzhu'},
+    {label:'去除重叠',value:'avoidlap',icon:'el-icon-copy-document'}
+];
\ No newline at end of file
diff --git a/src/store/groupEvolution/index.js b/src/store/groupEvolution/index.js
index 9d4c9c2..cfc914b 100644
--- a/src/store/groupEvolution/index.js
+++ b/src/store/groupEvolution/index.js
@@ -211,7 +211,6 @@ export const useGroupDiscoveryStore = defineStore("groupDiscovery", {
       this.timeList = res.data
     },
 
-    //根据时间参数获取节点数据
     async initialGraphByUtcTime(utcTime = "") {
       const setColor = (groupId) => {
         const colorMap = {
@@ -237,16 +236,23 @@ export const useGroupDiscoveryStore = defineStore("groupDiscovery", {
           }
           return false
         })
-        .map((node) => ({
-          id: node.name,
-          label: node.name,
-          color: setColor(node.groupId)
-        }))
+        .map((node) => {
+          return {
+            id: node.name,
+            label: node.name,
+            color: setColor(node.groupId),
+            cluster: parseInt(node.groupId)
+          }
+        })
     },
 
     // 通过时间来获取帖文列表
     //根据时间参数获取贴文数据
-    async initialPostByUtcTime(utcTime) {}
+    async initialPostByUtcTime(utcTime) {
+      const res = await getPostByUtcTime(utcTime)
+      if (res.code != 200) return
+      this.posts = res.data
+    }
   },
   persist: true // 开启持久化
 })
diff --git a/src/views/GroupEvolution/component/groupGraph.vue b/src/views/GroupEvolution/component/groupGraph.vue
index 06a9f6e..f77e7de 100644
--- a/src/views/GroupEvolution/component/groupGraph.vue
+++ b/src/views/GroupEvolution/component/groupGraph.vue
@@ -17,36 +17,23 @@
 </template>
 
 <script setup>
-import {
-  defineProps,
-  defineEmits,
-  onMounted,
-  onUnmounted,
-  nextTick,
-  ref,
-  toRaw,
-  watchEffect,
-  watch
-} from "vue"
+import { defineProps, defineEmits, onUnmounted, ref, toRaw, watch } from "vue"
 import { storeToRefs } from "pinia"
 import { convertToUtcIsoString } from "@/utils/transform"
 import { paintNodeFunction, paintLineFunction } from "@/utils/customePaint"
 import { demoData } from "@/assets/customeGraph/data"
 import TimeAxis from "@/components/timeAxis.vue"
 import GraphVis from "@/assets/package/graphvis.esm.min.js"
-
 const props = defineProps({
   store: {
     required: true
   }
 })
 const emit = defineEmits(["click:pointerDownAndSlide"])
-// 解构 store 中的 state
 const { timeList, graph } = storeToRefs(props.store)
 let graphVis = null
 let forceSimulator = null
 let currentSelectNode = ref(null)
-let isGraphVisReady = false // 添加一个标志位
 const defaultConfig = {
   node: {
     label: {
@@ -65,7 +52,7 @@ const defaultConfig = {
       borderWidth: 2,
       borderColor: "100,250,100",
       showShadow: true, // 是否展示阴影
-      shadowBlur: 30, //阴影范围大小
+      shadowBlur: 10, //阴影范围大小
       shadowColor: "50,250,30" // 选中是的阴影颜色
     }
   },
@@ -77,7 +64,7 @@ const defaultConfig = {
       font: "normal 11px KaiTi", // 字体大小及类型
       background: "255,255,255" //文字背景色（设置后文字居中,一般与画布背景色一致）
     },
-    lineType: "curver", //straight
+    lineType: "straight", // curver
     showArrow: false,
     lineWidth: 2,
     colorType: "both",
@@ -177,46 +164,20 @@ const runForceLayout = () => {
 // 添加更新图表的函数
 const updateChart = (newGraphData) => {
   if (!graphVis) {
-    initChart();
-    return;
+    initChart()
+    return
   }
   // 清除现有图表
-  graphVis.clearAll();
+  graphVis.clearAll()
 
   // 添加新数据
-  graphVis.addGraph({ ...toRaw(newGraphData) });
+  graphVis.addGraph({ ...toRaw(newGraphData) })
+  graphVis.autoGroupLayout(toRaw(newGraphData).nodes)
 
   // 重新运行力导向布局
-  runForceLayout();
+  runForceLayout()
 }
 const initChart = () => {
-  const getGroupCenters = (groupCount, width, height, radius = 200) => {
-    // 三组分布在三角形顶点
-    const angleStep = (2 * Math.PI) / groupCount
-    const centerX = width / 2
-    const centerY = height / 2
-    return Array.from({ length: groupCount }).map((_, i) => ({
-      x: centerX + Math.cos(i * angleStep) * radius,
-      y: centerY + Math.sin(i * angleStep) * radius
-    }))
-  }
-  const assignNodePositions = (nodes, groupCenters) => {
-    const groupMap = {}
-    nodes.forEach((node) => {
-      const groupIdx = node.groupId || 0
-      if (!groupMap[groupIdx]) groupMap[groupIdx] = []
-      groupMap[groupIdx].push(node)
-    })
-    Object.entries(groupMap).forEach(([groupIdx, groupNodes]) => {
-      const center = groupCenters[groupIdx]
-      groupNodes.forEach((node, i) => {
-        // 每组节点在各自中心附近随机分布
-        node.x = center.x + Math.random() * 80 - 40
-        node.y = center.y + Math.random() * 80 - 40
-      })
-    })
-  }
-
   const createGraph = () => {
     if (!graphVis) {
       graphVis = new GraphVis({
@@ -227,31 +188,27 @@ const initChart = () => {
     }
     graphVis.setDragHideLine(false) //拖拽时隐藏连线
     graphVis.setShowDetailScale(0.1) //展示细节的比例
-    graphVis.setZoomRange(0.1, 5) //缩放区间
+    graphVis.setZoomRange(0.05, 5) //缩放区间
     registCustomePaintFunc() //注册自定义绘图方法
     registEvents()
   }
 
-  // const groupCount = 3 // 分组数量
-  // const width = 900,
-  //   height = 500 // 画布大小
-  // const groupCenters = getGroupCenters(groupCount, width, height)
-  // assignNodePositions(graph.value.nodes, groupCenters)
   createGraph()
-  console.log(graph.value)
-
   graphVis.addGraph({ ...toRaw(graph.value) })
   runForceLayout()
 }
+
+let lastLength = 0 //记录上一次的长度
 watch(
   graph,
   (newValue) => {
-    if (newValue && Object.keys(newValue).length > 0) {
-      updateChart(newValue);
+    if (newValue && newValue.nodes.length > lastLength) {
+      updateChart(newValue)
     }
+    lastLength = newValue.nodes.length
   },
-  { deep: true, immediate: true }
-);
+  { deep: true }
+)
 
 onUnmounted(() => {
   if (graphVis) {